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MarShield Custom Radiation Shielding Products provides radiation shielding solutions for the Medical and Nuclear Industries and is a division of Mars Metal Company. Marshield is an experienced and widely-proven partner for corporations, institutions, the military and government seeking a full-service provider of radiation protection solutions.


Since 1979, MarShield lead radiation protection, storage and shielding products have brought value to various commercial markets including nuclear, medical, veterinary, and dental as well as institutions and government bodies engaged in scientific research through to military operations and national defence. Today MarShield designs and manufactures products for clients in the USA, Canada and targeted international markets worldwide.

Our quality management system is certified to both ISO 9001:2015 and CSA N299.3-16.


When Protection, Safety & Success must be Absolutely Assured organizations trust MarShield to provide guaranteed, optimal lead radiation protection in every product we manufacture.


MarShield has 2 locations with over 50,000 sq ft of manufacturing and warehouse space located in Burlington, Ontario –  the industrial centre of Canada. This significant advantage provides close proximity to major power and nuclear plants, access to key raw material markets, as well as strong local infrastructures for truck, rail, air or ocean freight. This location also allows us to tap into a highly-skilled workforce to uphold our rigorous quality standards.


MarShield draws expertise from its diverse parent, Mars Metal Company. Mars Metal supplies a wide variety of industries including: Nuclear, Medical, Material Handling, Aerospace and Marine. Mars Metal has developed defined processes for quality assurance to satisfy the unique standards for each of these industries.

Please contact us to quote on any shielding application – our expertise is always a phone call away at 1-800-381-5335.

US Government Contract Requirements

MarShield is a long-term supplier to many US Government Agencies. Products manufactured by MarShield in Canada, a qualifying country under the Trade Agreements Act, compete on an equal basis with U.S.-made products, as outlined in Federal Acquisition Regulations (FAR) Part 25 and the Defense Federal Acquisition Regulation Supplement (DFARS) Part 225.


YearAward / AchievementDivision
1994Chamber of Commerce Outstanding Export Merit AwardMarsMetal
1995Chamber of Commerce Outstanding Export Achievement AwardMarsMetal & MarsKeel
1995Ontario Top 100 Entrepreneurs of the Year : Ontario Business ReportKevin Milne, CEO
1996Ontario Top 100 Entrepreneurs of the Year : Ontario Business ReportKevin Milne, CEO
2000Blue Ribbon Award of Honour in recognition of philanthropic partnership with Hospital for Sick ChildrenMars Metal Company
2002Babcock & Wilcox Award for Outstanding Performance and dedication of a SupplierMarsMetal
2008Chamber of Commerce Excellence in Manufacturing AwardMars Metal Company
2011Certificate of Achievement to Environmental Leadership and SustainabiltyMars Metal Company
2012Chamber of Commerce Excellence in Manufacturing AwardMarshield
2016Awarded Tier1 Supplier to Darlington / Bruce Power FacilitiesMarShield
2019Awarded and Accredited NEW ISO 9001:2015 Quality Management SystemMarShield/Mars Metal Company
2020Awarded and Accredited CSA N299.3-16 Quality Assurance StandardMars Metal Company/MarShield

What our clients have to say …

You have been the most professional of all the X-Ray Shielding companies I have dealt with.